118318240

素因数分解:

$2^5\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1901}}^1$

素因数の和:2305

約数の個数: 48

約数和(自身を含む): 280392840

約数和(自身を除く): 162074600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 389, 778, 1556, 1901, 1945, 3112, 3802, 3890, 6224, 7604, 7780, 9505, 12448, 15208, 15560, 19010, 30416, 31120, 38020, 60832, 62240, 76040, 152080, 304160, 739489, 1478978, 2957956, 3697445, 5915912, 7394890, 11831824, 14789780, 23663648, 29579560, 59159120, 118318240]

約数ペア:

[(1, 118318240), (2, 59159120), (4, 29579560), (5, 23663648), (8, 14789780), (10, 11831824), (16, 7394890), (20, 5915912), (32, 3697445), (40, 2957956), (80, 1478978), (160, 739489), (389, 304160), (778, 152080), (1556, 76040), (1901, 62240), (1945, 60832), (3112, 38020), (3802, 31120), (3890, 30416), (6224, 19010), (7604, 15560), (7780, 15208), (9505, 12448)]